PROPANEDIOIC ACID,HYDROXYMETHYL-,DIETHYL ESTER, 2-(Hydroxymethyl)malonic acid diethyl ester, Hydroxy-methyl-malonsaeure-diaethylester, diethyl 2-methyltartronate, hydroxy-methyl-malonic acid diethyl ester, 1-Hydroxy-aethan-dicarbonsaeure-(1.1)-diaethylester, diethyl methyltartronate, diethyl hydroxymethylmalonate, Einecs 261-331-6